31 lines
544 B
TeX
31 lines
544 B
TeX
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\documentclass[a4paper,10pt]{article}
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\usepackage{myXsim}
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\title{Loi Exponentielle}
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\date{Avril 2020}
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\begin{document}
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\setcounter{section}{2}
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\section{Espérance}
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\subsection*{Propriété}
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Soit $X$ une variable aléatoire qui suit une loi exponentielle de paramètre $\lambda$ ($X \sim \mathcal{E}(\lambda)$) alors
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\[
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E[X] = \frac{1}{\lambda}
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\]
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\subsubsection*{Démonstration}
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\envideo{https://video.opytex.org/videos/watch/de9ae728-94f7-4751-b18b-ecbb30861da8}{Démonstration de la formule de l'espérance}
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\end{document}
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